View Compilation Error

0_0_39825772_24459.cpp: In function 'int main()':
0_0_39825772_24459.cpp:21:20: error: 'flag1' was not declared in this scope
   21 |         }       if(flag1 == 1 and flag2 == 1)cout << "yes" << endl;
      |                    ^~~~~
0_0_39825772_24459.cpp:21:35: error: 'flag2' was not declared in this scope
   21 |         }       if(flag1 == 1 and flag2 == 1)cout << "yes" << endl;
      |                                   ^~~~~